# N5550L: 1982 Gates Learjet 55, registration cancelled 2024-06-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 13, 2024
- Exported to: Mexico
- Status when cancelled: Valid registration
- Airframe: [Gates Learjet 55](https://openairdocs.org/model/gates-learjet-55) (registry code 5170702)
- Engine: [Garrett TFE731 series](https://openairdocs.org/engine/garrett-tfe731-series) (registry code 29001)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE), [TCDS E6WE](https://openairdocs.org/tcds/E6WE) (OpenAirDocs)
- Serial number: 040
- Year built: 1982
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: June 11, 1986
- Certificate issued: March 2, 2024
- Last registry action: March 2, 2024
- Mode S code: A71461
- Owner when cancelled: [Threshold Technologies Inc](https://openairdocs.org/faa-owner/THRESHOLD%20TECHNOLOGIES%20INC)
- Location: [Chino, CA](https://openairdocs.org/faa-place/CA/Chino)
- Owner type: Corporation
- Owner's area on the map: 33.9521° N, 117.6398° W: Placed by OpenAirDocs at the center of ZIP code 91708, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N5550L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5550L
- Page: https://openairdocs.org/deregistered/N5550L-2024-06-13

From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Gates Learjet 55: https://openairdocs.org/model/gates-learjet-55.md

## Other aircraft with N5550L

- [Cancelled 2006-01-20](https://openairdocs.org/deregistered/N5550L-2006-01-20): Cessna 152, S/N 15284352, built 1980. Exported to Peru. Owner: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.